Decision Workspace
excel-mcp-server vs formualizer-workbook vs umya-spreadsheet
Side-by-side comparison of Rust crates
46
excel-mcp-server
experimentalv0.2.1
An MCP server that exposes Excel manipulation tools over stdio and streamable HTTP transports
59
formualizer-workbook
experimentalv0.5.9
Ergonomic workbook API over the Formualizer engine (sheets, loaders, staging, undo/redo)
51
umya-spreadsheet
growingv2.3.3
umya-spreadsheet is a library written in pure Rust to read and write xlsx file.
Core Metrics
| excel-mcp-server | formualizer-workbook | umya-spreadsheet | |
|---|---|---|---|
| Health Score | 46 | 59 | 51 |
| Total Downloads | 50 | 1.8K | 653.1K |
| 30d Downloads | 0 | 0 | 83.7K |
| Dependents | 0 | 42 | 528 |
| Releases | 4 | 16 | 86 |
| Last Updated | 31d ago | 8d ago | 260d ago |
| Age | 1m | 8m | 5y 9m |
Health Breakdown
excel-mcp-server
Maintenance
17
Quality
12
Community
5
Popularity
2
Documentation
10
formualizer-workbook
Maintenance
18
Quality
14
Community
10
Popularity
4
Documentation
13
umya-spreadsheet
Maintenance
11
Quality
13
Community
10
Popularity
7
Documentation
10
Technical Details
| excel-mcp-server | formualizer-workbook | umya-spreadsheet | |
|---|---|---|---|
| Version | 0.2.1 | 0.5.9 | 2.3.3 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 | MIT OR Apache-2.0 | MIT |
| Dependencies | 15 | 24 | 21 |
| Crate Size | 75KB | 138KB | 10.2MB |
| Features | 0 | 18 | 1 |
| Yanked % | 0.0% | 0.0% | 2.3% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | — | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •formualizer-workbook leads with a health score of 59/100, but none of the options score above 80.
- •umya-spreadsheet has the most downloads (653.1K), suggesting wider adoption.
- •umya-spreadsheet is depended on by 528 crates — strongest ecosystem trust.
- •excel-mcp-server, formualizer-workbook are pre-1.0 — API may change.